#! /bin/sh

fail () {
    echo "ERROR: $*" 1>&2
    exit 1
}

case $1:$2 in
    puzzle:)
        cat <<'EOT'
{
    "Answers": ["answer"],
    "Pre": {
        "Authors": ["neale"],
        "Body": "I am a generated puzzle."
    }
}
EOT
        ;;
    file:moo.txt)
        echo "Moo."
        ;;
    file:*)
        fail "no such file: $1"
        ;;
    answer:moo)
        echo "correct"
        ;;
    answer:error)
        fail "you requested an error"
        ;;
    answer:*)
        echo "incorrect"
        ;;
    *)
        fail "What is $1"
        ;;
esac